package com.qk.controller;

import com.qk.anno.Log;
import com.qk.common.PageResult;
import com.qk.common.Result;
import com.qk.entity.Course;
import com.qk.service.CourseService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * ClassName: CourseController
 * Package: com.qk.controller
 * Description:
 *
 * @Author zt
 * @Create 2025/7/28 23:42
 * @Version 1.0
 */
@Slf4j
@RestController
@RequestMapping("/courses")
public class CourseController {
    @Autowired
    private CourseService courseService;

    /*
    1.课程列表分页查询
     */
    @GetMapping
    public Result list(String name, Integer subject, Integer target,
                       @RequestParam(defaultValue = "1") Integer page,
                       @RequestParam(defaultValue = "10") Integer pageSize) {
        log.info("课程列表分页查询：" + name + " " + subject + " " + target + " " + page + " " + pageSize);

        //PageResult中包含分页的基本信息
        PageResult<Course> pageResult = courseService.listCourses(name, subject, target, page, pageSize);
        return Result.success(pageResult);
    }

    /*
    2.删除课程
     */
    @DeleteMapping("/{id}")
    @Log
    public Result delete(@PathVariable Integer id) {
        log.info("删除课程：{}", id);
        courseService.delete(id);
        return Result.success();
    }

    /*
    3.添加课程
     */
    @PostMapping
    @Log
    public Result add(@RequestBody Course course) {
        log.info("添加课程：" + course);
        courseService.add(course);
        return Result.success();
    }

    /*
    4.根据ID查询课程
     */
    @GetMapping("/{id}")
    public Result get(@PathVariable Integer id) {
        log.info("根据id查询课程：{}", id);
        Course course = courseService.getById(id);
        return Result.success(course);
    }

    /*
    5.修改课程
     */
    @PutMapping
    @Log
    public Result update(@RequestBody Course course) {
        log.info("修改课程: {}", course);
        courseService.update(course);
        return Result.success();
    }

    /*
    6.查询所有课程
     */
    @GetMapping("/list")
    public Result list() {
        log.info("查询所有课程");
        List< Course> list = courseService.list();
        return Result.success(list);
    }

    /**
     * 7.根据学科查询课程
     */
    @GetMapping("/subject/{subject}")
    public Result listBySubject(@PathVariable Integer subject) {
        log.info("根据学科查询课程：{}", subject);
        List<Course> list = courseService.listBySubject(subject);

        return Result.success(list);
    }

}
